T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigPeek | TriggerDescription$ As CARDNAME enters the battlefield, look at an opponent's hand, then choose any card name.
S:Mode$ CantBeActivated | ValidCard$ Card.NamedCard | NonMana$ True | Description$ Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.
Oracle:As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.